100% Pure L-Isoleucine®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Serving Size: 2 Gram(s) · 2–3 per day

Not Present

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Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• PureBulk, Inc.

  4.7 (303)

  Vitamin & supplements store

  1640 Austin Rd, Roseburg, OR 97471

  Directions(541) 679-1500

• NVS Labs

  3.3 (13)

  Manufacturer

  8 Rancho Cir, Lake Forest, CA 92630

  Directions(949) 232-2183

• Jo Mar Labs

  4.6 (31)

  Vitamin & supplements store

  384 Pine St, Watsonville, CA 95076

  Directions(831) 728-8010

• … acids (EAA)-based multi-ingredient nutritional supplementation on muscle mass, muscle strength, muscle power and fatigue in healthy elderly subjects: a …

  M Negro, S Perna, D Spadaccini, L Castelli… - … of nutrition, health and …, 2019 - Elsevier

  … The study demonstrates that in healthy elderly subjects an EAA-based multi-ingredient nutritional supplementation of 12 weeks is not effective to change myoelectric manifestation of …

  201947 citations

• Safety and efficacy of l‐isoleucine produced by fermentation with Corynebacterium glutamicum KCCM 80189 for all animal species

  EFSA Panel on Additives and Products or … - EFSA …, 2020 - Wiley Online Library

  … l-Isoleucine produced by C. glutamicum KCCM 80189 is considered as an efficacious … amino acid l-isoleucine for non-ruminant animal species. For the supplemental l-isoleucine to be …

  20208 citations

• Reading BCAA and Amino Acid Labels

  What the leucine, isoleucine, and valine ratios on a BCAA label tell you, and how amino acid amounts are listed.

  VitaSuppTrack Editorial· Jun 24, 2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-09-25. DSLD Label ID: 50934. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.